Mercurial > hg > graal-jvmci-8
comparison src/share/vm/opto/parse3.cpp @ 106:c9314fa4f757
6663908: NegativeArraySizeException is not thrown
Summary: Don't optimize zero length array allocations at compile time.
Reviewed-by: kvn, never
author | rasbold |
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date | Mon, 07 Apr 2008 15:15:16 -0700 |
parents | a61af66fc99e |
children | ba764ed4b6f2 |
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105:a7d0f95410bd | 106:c9314fa4f757 |
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406 jint expand_fanout = 1; // running total fanout | 406 jint expand_fanout = 1; // running total fanout |
407 for (j = 0; j < ndimensions-1; j++) { | 407 for (j = 0; j < ndimensions-1; j++) { |
408 jint dim_con = find_int_con(length[j], -1); | 408 jint dim_con = find_int_con(length[j], -1); |
409 expand_fanout *= dim_con; | 409 expand_fanout *= dim_con; |
410 expand_count += expand_fanout; // count the level-J sub-arrays | 410 expand_count += expand_fanout; // count the level-J sub-arrays |
411 if (dim_con < 0 | 411 if (dim_con <= 0 |
412 || dim_con > expand_limit | 412 || dim_con > expand_limit |
413 || expand_count > expand_limit) { | 413 || expand_count > expand_limit) { |
414 expand_count = 0; | 414 expand_count = 0; |
415 break; | 415 break; |
416 } | 416 } |